Enable building the syntax extension.

- Fix Source URL.

ocaml-lwt.spec

@@ -2,16 +2,13 @@
 
 Name:           ocaml-lwt
 Version:        2.5.0
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        OCaml lightweight thread library
 
 # The openssl linking exception is granted.
 License:        LGPLv2+ with exceptions
 URL:            http://ocsigen.org/lwt
-# This is the actual URL:
-#Source0:        https://github.com/ocsigen/lwt/archive/2.5.0.tar.gz
-Source0:        lwt-2.5.0.tar.gz
-
+Source0:        https://github.com/ocsigen/lwt/archive/2.5.0/lwt-2.5.0.tar.gz
 
 BuildRequires:  ocaml >= 3.10.0
 BuildRequires:  ocaml-findlib-devel
@@ -44,7 +41,10 @@ developing applications that use %{name}.
 
 
 %build
-./configure --enable-ssl --enable-glib --disable-react --prefix=%{_prefix}
+./configure \
+    --enable-ssl --enable-glib --disable-react \
+    --enable-camlp4 \
+    --prefix=%{_prefix}
 make
 
 
@@ -93,6 +93,10 @@ make test ||:
 
 
 %changelog
+* Fri Jul 24 2015 Richard W.M. Jones <rjones@redhat.com> - 2.5.0-2
+- Enable building the syntax extension.
+- Fix Source URL.
+
 * Wed Jul 22 2015 Richard W.M. Jones <rjones@redhat.com> - 2.5.0-1
 - New version 2.5.0.
 - Enable bytecode builds.